HTTP 307 Temporary Redirect vs 525 SSL Handshake Failed
HTTP 307 (Temporary Redirect) is a 3xx Redirection response, while 525 (SSL Handshake Failed) is a 5xx Server Error response. 307 indicates that the resource temporarily resides at a different URL. Unlike 302, this guarantees the HTTP method will NOT be changed. In contrast, 525 means that cloudflare-specific. SSL/TLS handshake with the origin server failed.
Description
The resource temporarily resides at a different URL. Unlike 302, this guarantees the HTTP method will NOT be changed.
When You See It
When you need a temporary redirect that preserves the request method (POST stays POST).
How to Fix
Follow the Location header using the same HTTP method.
Description
Cloudflare-specific. SSL/TLS handshake with the origin server failed.
When You See It
When origin SSL certificate is expired, misconfigured, or incompatible.
How to Fix
Check origin SSL certificate validity. Ensure TLS version compatibility. Renew expired certificates.
Key Differences
307 is a 3xx Redirection response, while 525 is a 5xx Server Error response.
HTTP 307: The resource temporarily resides at a different URL. Unlike 302, this guarantees the HTTP method will NOT be changed.
HTTP 525: Cloudflare-specific. SSL/TLS handshake with the origin server failed.
You encounter 307 when when you need a temporary redirect that preserves the request method (POST stays POST).
You encounter 525 when when origin SSL certificate is expired, misconfigured, or incompatible.
When to Use Which
For 307 (Temporary Redirect): Follow the Location header using the same HTTP method. For 525 (SSL Handshake Failed): Check origin SSL certificate validity. Ensure TLS version compatibility. Renew expired certificates.